Out of stock
Angstadt Arms Ultra Light 5.50" Aluminum Handguard - M-LOK, Picatinny Rail, Black Anodized Finish for AR-15 (Includes Hardware)
$116.00
$129.00
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- Type:
- Handguard
- Finish-Color:
- Black
- Material:
- Aluminum
- Rails:
- Picatinny
- Free Floating:
- Yes
The Angstadt Arms Ultra Light 5.50" Aluminum Handguard is a free-float AR-15 rail built for shooters who refuse to sacrifice modularity for weight savings. At just 5.3 ounces, this slim-profile design (1.375" ID) keeps your rifle nimble without forcing you to choose between mounting options or suppressor compatibility. Whether you're running a precision .223/5.56 setup, a 9mm AR, or experimenting with other calibers, this handguard works with forged and billet receivers alike and installs with a standard wrench—no timing hassles, no gunsmith required.
The real innovation here is how Angstadt Arms packed genuine utility into a lightweight package. A continuous top-mounted mil-spec Picatinny rail gives you traditional optic or light real estate, while M-LOK slots at the 3, 6, and 9 o'clock positions let you add gear exactly where you need it. Two QD swivel points handle sling attachments without bulk. That slim interior diameter sounds tight, but it's actually clever: the last three-quarters of an inch opens up to 1.405", letting you tuck a suppressor inside the handguard itself when paired with a 6" barrel—a serious advantage for compact or suppressed builds.
Angstadt Arms includes all the hardware you need out of the box. The black anodized finish is mil-spec hard coat, durable enough for field use and patrol rifle duty. If black isn't your color, the same handguard is available in Magpul FDE or Tactical Grey Cerakote finishes. This is the kind of gear that appeals to hunters, competitive shooters, and serious AR builders—people who understand that less weight forward means faster handling and less fatigue over a long day.
Key Features
- Free-float design for improved accuracy and consistency
- Lightweight aluminum construction at 5.3 oz
- Slim 1.375" interior diameter doesn't sacrifice suppressor compatibility
- Continuous top Picatinny rail with lightening cuts
- M-LOK mounting at 3, 6, and 9 o'clock for modular accessories
- Two QD swivel attachment points
- Works with .223/5.56, 9mm, and other AR calibers
- Compatible with both forged and billet upper receivers
- Wrench installation—no timing required
- Mil-spec hard coat black anodize finish
- All mounting hardware included
Specifications
| Brand | Angstadt Arms |
| Product Type | Free-Float Handguard |
| Length | 5.50" |
| Interior Diameter (Standard) | 1.375" |
| Interior Diameter (Last 0.75") | 1.405" |
| Weight | 5.3 oz |
| Mounting Interface | M-LOK (3, 6, 9 o'clock positions) |
| Top Rail | Continuous mil-spec Picatinny |
| QD Swivel Points | 2 |
| Material | Aluminum |
| Finish | Mil-spec hard coat black anodize |
| Receiver Compatibility | Forged and billet AR uppers |
| Caliber Compatibility | .223/5.56, 9mm, and other AR calibers (excludes .308) |
| Installation | Standard wrench; no timing required |
| Included | All mounting hardware |
Frequently Asked Questions
Will this handguard work with a suppressor on my AR?
Yes. The slim profile fits most aftermarket suppressors 1.39" in diameter or smaller. The last three-quarters of an inch of the handguard opens up to 1.405" ID, allowing compatible suppressors to tuck inside when used with a 6" barrel.
Can I use this on a 9mm AR or other calibers?
Absolutely. This handguard is compatible with .223/5.56, 9mm, and other AR calibers. The one exclusion is .308 rifles.
Do I need a gunsmith to install it?
No. The handguard installs with a standard wrench and does not require timing, making it a straightforward swap for most AR builders and owners.
Will this fit both my forged and billet upper receivers?
Yes. This handguard is compatible with both forged and billet AR upper receivers.
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